In this celebrity-obsessed time, where even the seemingly most innocent home visit by a UPS delivery-person, handyman, or allegedly discreet escort specializing in pirate-themed bondage can result in a humiliating four-page, cameraphone-photo spread in Life & Style spotlighting the appalling tackiness of an actor's window treatments, an image-conscious famous person's best friend is the nondisclosure agreement, the first legal line of defense against preventable privacy violations. The LAT today risks third degree burns by getting too close to the sizzle of Hollywood's hottest legal document: